39997728

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{4789}}^1$

素因数の和:4834

約数の個数: 72

約数和(自身を含む): 117690300

約数和(自身を除く): 77692572

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2784, 4176, 4789, 8352, 9578, 14367, 19156, 28734, 38312, 43101, 57468, 76624, 86202, 114936, 138881, 153248, 172404, 229872, 277762, 344808, 416643, 459744, 555524, 689616, 833286, 1111048, 1249929, 1379232, 1666572, 2222096, 2499858, 3333144, 4444192, 4999716, 6666288, 9999432, 13332576, 19998864, 39997728]

約数ペア:

[(1, 39997728), (2, 19998864), (3, 13332576), (4, 9999432), (6, 6666288), (8, 4999716), (9, 4444192), (12, 3333144), (16, 2499858), (18, 2222096), (24, 1666572), (29, 1379232), (32, 1249929), (36, 1111048), (48, 833286), (58, 689616), (72, 555524), (87, 459744), (96, 416643), (116, 344808), (144, 277762), (174, 229872), (232, 172404), (261, 153248), (288, 138881), (348, 114936), (464, 86202), (522, 76624), (696, 57468), (928, 43101), (1044, 38312), (1392, 28734), (2088, 19156), (2784, 14367), (4176, 9578), (4789, 8352)]